@book{60386,
	author = {Vai, Marjorie and Sosulski, Kristen},
	title = {Essentials of online course design},
	publisher = {Routledge},
	year = {2016},
	series = {Essentials of online learning series},
	address = {New York},
	edition = {Second edition},
	note = {Includes bibliographical references and index}
}